Pentax Q7 vs. Sony Alpha7R III ILCE-7RM3

Camera Comparison, Reviews and Tests

In depth comparison and review of Pentax Q7 and Sony Alpha7R III ILCE-7RM3. Compare design, sensors, proximity features, memory capacities and other important specifications and features to easily choose the right camera for you. Our goal is to help you uncover differences between the products and find the digital camera that will best fit your needs.

Camera Specifications Comparison

Pentax Q7 vs. Sony Alpha7R III ILCE-7RM3 Comparison Chart
DESIGN AND DIMENSIONS Pentax Q7 Sony Alpha7R III ILCE-7RM3
Product Type Digital camera - 1080p - mirrorless system Digital camera - 4K - mirrorless system
Lens Included Body only Body only
Height 5.8 cm 9.56 cm
Width 10.2 cm 12.69 cm
Depth 3.35 cm 7.37 cm
Weight 180 g 572 g
Weight Details - Camera body only: 572 g
Camera with battery and memory card: 675 g
Body Material Reinforced polycarbonate plastic Magnesium alloy
Enclosure Colour Black | Silver | Yellow Black
Protection - Dust-resistant, moisture-resistant
Digital Zoom - 4x
SENSOR Pentax Q7 Sony Alpha7R III ILCE-7RM3
Sensor Resolution 12.4 Megapixel 42.4 Megapixel
Optical Sensor Type BSI-CMOS Exmor R CMOS
Total Pixels 12,760,000 pixels 43,600,000 pixels
Effective Sensor Resolution 12,400,000 pixels 42,400,000 pixels
Optical Sensor Size 1/1.7" Full Frame (35.9 x 24 mm)
Frame Rate (Max Resolution) - 30 fps
Sensor Dust Reduction Yes Yes
Sensor Features Dust Reduction (image sensor vibration) Dust Reduction (image sensor vibration), Anti-Dust coating
Image Stabiliser Optical (image sensor shift mechanism) Optical (5-axis Steady Shot)
Built-in Optical Image Stabiliser Yes Yes
Sensors Digital level metre Digital level metre
PROCESSOR Pentax Q7 Sony Alpha7R III ILCE-7RM3
Image Processor - BIONZ X
LENS Pentax Q7 Sony Alpha7R III ILCE-7RM3
Lens Mounting Type Pentax Q-mount Sony E-mount
FOCUSING Pentax Q7 Sony Alpha7R III ILCE-7RM3
Auto Focus TTL contrast detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 25 399
Auto Focus Features Focus Peaking function, Manual Focus Check Live View Focus Peaking function, Predictive Focus Control
AE/AF Control Face-priority AF, Subject-tracking AF Flex Focus Point, Eye detection AF, Zone AF
Face Detection Yes Eye Detect AF, face-priority AF function
VIEWFINDER Pentax Q7 Sony Alpha7R III ILCE-7RM3
Viewfinder Type - Electronic - OLED
Viewfinder Colour Support - Colour
Viewfinder Diagonal Size - 0.5"
Viewfinder Resolution - 3,686,400 pixels
Optical Viewfinder Field Coverage - 100%
Optical Viewfinder Magnification - 0.78x
Optical Viewfinder Dioptric Correction Range - -4 to +3
Features - Viewfinder brightness control, colour temperature control
EXPOSURE & WHITE BALANCE Pentax Q7 Sony Alpha7R III ILCE-7RM3
ISO (Max) 12800 102400
Native ISO 100-12800 -
Light Sensitivity ISO auto (100-12800), ISO 100-12800 ISO 50, ISO 102400, ISO auto (100-12800), ISO 100-32000
Exposure Metering Multi-segment, centre-weighted, spot Multi-segment, centre-weighted, spot
Exposure Metering Zones - 1200
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority Bulb, automatic, manual, aperture-priority, shutter-priority
Bracketing Modes - Dynamic Range Bracketing, white balance bracketing
Shooting Programs Landscape, portrait mode, macro, museum, surf & snow, PET, Blue Sky, food, multiple exposure, night scene, sunset, candle, night snapshot, night scene with portrait, kids, Stage, night scene HDR, moving object, quick macro, backlight silhouette, Dynamic Range (HDR) -
Special Effects Slim, Colour, fisheye, natural, bright, Vibrant, monochrome, Muted, landscape, portrait, Water Colour, Cross Process, HDR, Colour Extract, Toy camera, High contrast, Colour Invert, Bleach Bypass, Posterisation, Radiant, Reversal Film, Shading Black & White, Sepia, Neutral, Vivid, sunset, landscape, portrait, clear, deep, light, autumn leaves, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, Soft High-key, Night Scene, Standard, Style Box, Posterisation (B/W)
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), Color Temperature Enhancement (CTE), fluorescent light (daylight colour), fluorescent light (daylight white) Incandescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white)
Shutter Type Electronic -
Max Shutter Speed 1/8000 sec 1/8000 sec
Min Shutter Speed 30 sec 30 sec
Exposure Compensation ±3 EV range, in 1/3 EV steps ±5 EV range, in 1/2 or 1/3 EV steps
Auto Exposure Bracketing 3 steps 3, 5, 9 steps in 1/3, 1/2, 2/3, 1, 2 or 3 EV steps
White Balance Bracketing - Yes
X-sync Speed 1/2000 sec 1/250sec
Exposure Range EV 1-17 (ISO 100) EV -3-20 (ISO 100)
DISPLAY Pentax Q7 Sony Alpha7R III ILCE-7RM3
Type 3" LCD display 3" LCD display
Touch Screen - Yes
Display Format 460,000 pixels 1,440,000 pixels
Display Form Factor Built-in Folding
Display Features Display brightness control, display colour control Display brightness control, Peaking AF display, Touch AF
FLASH Pentax Q7 Sony Alpha7R III ILCE-7RM3
Camera Flash Pop-up flash -
Guide Number (m / ISO 100) 4.9 -
Flash Modes Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction -
Red-Eye Reduction Yes -
Features AF illuminator, flash +/- compensation AF illuminator
VIDEOGRAPHY / CAMCORDER Pentax Q7 Sony Alpha7R III ILCE-7RM3
Digital Video Format H.264, MOV AVCHD, XAVC S
Image Recording Format JPEG, DNG (RAW) + JPEG, DNG (RAW) JPEG, RAW, RAW + JPEG
Max Video Resolution 1920 x 1080 3840 x 2160
Audio Signal Format - Dolby Digital AC-3 (2 channel), Linear PCM
Microphone Operation Mode Mono Stereo
MEMORY Pentax Q7 Sony Alpha7R III ILCE-7RM3
Memory Card Slot SD card Memory Stick PRO Duo card, SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card SD Memory Card, Memory Stick PRO Duo, SDXC Memory Card, SDHC Memory Card, Memory Stick PRO-HG Duo, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card
Memory Card Included - No
Image Storage DNG (RAW) 4000 x 3000
JPEG 4000 x 3000
JPEG 4000 x 2664
JPEG 4000 x 2248
JPEG 3072 x 2304
JPEG 3072 x 2048
JPEG 3072 x 1728
JPEG 1920 x 1440
JPEG 1920 x 1280
JPEG 1920 x 1080
JPEG 2992 x 2992
JPEG 2304 x 2304
JPEG 1440 x 1440
7952 x 5304
7952 x 4472
5168 x 3448
5168 x 2912
3984 x 2656
3984 x 2240
2592 x 1728
2592 x 1456
Video Capture H.264 - 1920 x 1080 - 30 fps
H.264 - 1920 x 1080 - 25 fps
H.264 - 1920 x 1080 - 24 fps
H.264 - 1280 x 720 - 30 fps
H.264 - 1280 x 720 - 25 fps
H.264 - 1280 x 720 - 24 fps
H.264 - 640 x 480 - 30 fps
H.264 - 640 x 480 - 25 fps
H.264 - 640 x 480 - 24 fps
AVCHD - 1920 x 1080 i - 60 fps - 24Mbps
AVCHD - 1920 x 1080 i - 60 fps - 17Mbps
AVCHD - 1920 x 1080 i - 50 fps - 24Mbps
AVCHD - 1920 x 1080 i - 50 fps - 17Mbps
XAVC S - 3840 x 2160 p - 30 fps - 100Mbps
XAVC S - 3840 x 2160 p - 24 fps - 100Mbps
XAVC S - 3840 x 2160 p - 30 fps - 60Mbps
XAVC S - 3840 x 2160 p - 24 fps - 60Mbps
XAVC S - 1920 x 1080 p - 60 fps - 100Mbps
XAVC S - 1920 x 1080 p - 120 fps - 60Mbps
XAVC S - 1920 x 1080 p - 60 fps - 50Mbps
XAVC S - 1920 x 1080 p - 30 fps - 50Mbps
XAVC S - 1920 x 1080 p - 24 fps - 50Mbps
XAVC S - 1920 x 1080 p - 60 fps - 25Mbps
XAVC S - 1920 x 1080 p - 30 fps - 16Mbps
XAVC S - 3840 x 2160 p - 25 fps - 100Mbps
XAVC S - 3840 x 2160 p - 25 fps - 60Mbps
XAVC S - 1920 x 1080 p - 100 fps - 100Mbps
XAVC S - 1920 x 1080 p - 100 fps - 60Mbps
XAVC S - 1920 x 1080 p - 50 fps - 50Mbps
XAVC S - 1920 x 1080 p - 25 fps - 50Mbps
XAVC S - 1920 x 1080 p - 50 fps - 25Mbps
XAVC S - 1920 x 1080 p - 25 fps - 16Mbps
BATTERY AND CHARGING Pentax Q7 Sony Alpha7R III ILCE-7RM3
Battery Type Pentax D-LI68 Lithium Ion Sony NP-FZ100 Lithium Ion
Details Pentax D-LI68 Li-ion rechargeable battery (included) Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included)
Battery Life Photo shooting - 240 shots
Photo shooting - 250 shots (50% flash usage)
Photo shooting - 260 shots (flash off)
Playback - 2.7 hours
Photo shooting - 650 shots (LCD Monitor on)
Photo shooting - 530 shots (EVF on)
Video recording - 1.92 hours (LCD Monitor on)
Video recording - 1.67 hours (EVF on)
CONNECTIONS Pentax Q7 Sony Alpha7R III ILCE-7RM3
Interface Composite video/audio, HDMI, USB 2.0 HDMI, USB 2.0, USB-C, IEEE 802.11b/g/n, NFC (Near Field Communication), Bluetooth 4.1
Connectivity Features - Remote live view
Print Standard Exif Print support DPOF support, Exif Print support, PRINT Image Matching
Flash Terminal Hot shoe Hot shoe, PC terminal
Connector Type USB 2.0
Composite video/audio output
HDMI output
USB 2.0 (5 pin Micro-USB Type B)
USB 3.1 (USB Type-C)
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
FEATURES Pentax Q7 Sony Alpha7R III ILCE-7RM3
Self-Timer Delay 2sec, 12sec 10 sec, 2sec, 5 sec
Continuous Shooting Speed 1.5 frames per second, 5 frames per second 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second
HDR Mode - HDR Movie mode
Additional Features Audio recording, RGB primary colour filter, digital image rotation, histogram display, AE lock, AF lock, in-camera red-eye removal, cropping an image, resizing an image, shadow point display, interval shooting mode, highlight point display, in-camera film editing, face detection, in-camera RAW processing, Scene Auto Selector, HDR image enhancement technology, Shade Correction, Eye-Fi Card Ready, distortion control, High ISO NR Built-in speaker, sharpness control, camera orientation detection, histogram display, saturation control, contrast control, Dynamic Range Optimizer, USB charging, built-in help guide, Dolby Digital Stereo Creator, x.v.Colour technology, HDR image enhancement technology, Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, silent shooting, GPS via mobile, S-Log2 gamma setting, Pixel Shift Resolution technology, peripheral shading correction, chromatic aberration correction, anti-flicker, Hybrid Log-Gamma (HLG) recording, S-Log3 gamma setting
OTHERS Pentax Q7 Sony Alpha7R III ILCE-7RM3
Included Accessories Carrying strap, battery charger, body cap, USB cable, shoe cap Eyepiece cover, battery charger, body cap, shoulder strap, shoe cap, cable protector, USB-C cable
Software Drivers & Utilities, SILKYPIX Developer Studio 3.0 LE -
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature 0 °C 0 °C
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